1. The legal time limit for applying for retrial in criminal cases is generally 3 months. If it is really necessary to extend the retrial period, it shall not exceed 6 months at most. A case retried by a people's court in accordance with the procedure of trial supervision is usually not tried by the people's court that originally tried it, but by a collegial panel. The trial shall be concluded within 3 months from the date of the retrial decision, and if it is really necessary to extend the time limit, it shall not exceed 6 months at the longest.
2. Legal basis: 208th Article of the Criminal Procedure Law of People's Republic of China (PRC).
When trying a case of public prosecution, the people's court shall pronounce a judgment within two months after accepting it, and no later than three months. For a case that may be sentenced to death or an incidental civil lawsuit, if one of the circumstances stipulated in Article 158 of this Law occurs, it may be extended for three months with the approval of the people's court at the next higher level; Due to special circumstances need to be extended, it shall be submitted to the Supreme People's Court for approval.
Second, the time for accepting criminal cases?
1, the time for accepting criminal cases is generally seven days after the public security organ receives the report;
2 for major complex clues, with the approval of the person in charge of the public security organ at the county level, the time limit for filing a case for review may be extended to 30 days;
3, for particularly important and complicated clues, with the approval of the person in charge of the municipal public security organ, the time limit for filing a case for review can be extended to sixty days;
4 belongs to the administrative law enforcement organs to the public security organs of criminal cases, should start the review within three days. The general examination period is ten days, and the longest is thirty days.